<template>
  <div class="login-container">
    <el-form
      ref="loginFormRef"
      :model="loginForm"
      :rules="loginRules"
      class="login-form"
      auto-complete="on"
      label-position="left"
    >
      <div class="title-container">
        <h3 class="title">交易所后台管理系统</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="loginForm.username"
          placeholder="Username"
          name="username"
          type="text"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          ref="passwordRef"
          v-model="loginForm.password"
          :type="passwordType"
          placeholder="Password"
          name="password"
          tabindex="2"
          auto-complete="on"
          @keyup.enter="handleLogin"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>

      <el-button
        :loading="loading"
        type="primary"
        style="width: 100%; margin-bottom: 30px"
        @click.prevent="handleLogin"
        >登录</el-button
      >

      <!-- <div class="tips">
        <span style="margin-right:20px;">username: admin</span>
        <span> password: any</span>
      </div> -->
    </el-form>
  </div>
</template>

<script setup>
import { validUsername } from "@/utils/validate";
import { watch, ref } from "vue";
import { useRoute, useRouter } from "vue-router";
import { useStore } from "vuex";

import { getToken } from "api/user.js";

const loginFormRef = ref(null);
const passwordRef = ref(null);
const store = useStore();

const validateUsername = (rule, value, callback) => {
  if (!validUsername(value)) {
    callback(new Error("Please enter the correct user name"));
  } else {
    callback();
  }
};

const validatePassword = (rule, value, callback) => {
  if (value.length < 6) {
    callback(new Error("The password can not be less than 6 digits"));
  } else {
    callback();
  }
};

const loginForm = {
  username: "admin",
  password: "111111",
};

const loginRules = {
  username: [{ required: true, trigger: "blur", validator: validateUsername }],
  password: [{ required: true, trigger: "blur", validator: validatePassword }],
};

let loading = false;
let passwordType = "password";
let redirect = undefined;

const handler = (route) => {
  redirect = route.query && route.query.redirect;
};

const route = useRoute();
const router = useRouter();

watch(route, handler(route));

function showPwd() {
  if (passwordType === "password") {
    passwordType = "";
  } else {
    passwordType = "password";
  }
  this.$nextTick(() => {
    passwordRef.value.focus();
  });
}
function handleLogin() {
  loginFormRef.value.validate((valid) => {
    console.log(valid, "验证");
    if (valid) {
      // loading = true;

      // 暂时使用mock数据
      getToken("/api/login").then((data) => {
        console.log(data.data, "loginForm --- data");
        if (data.code == 0) {
          store.commit("SET_TOKEN", data.data);
          router.push("/");
        }
      });

      // store.dispatch("user/login", loginForm)
      // .then(() => {
      //   router.push({ path: redirect || "/" });
      //   loading = false;
      // })
      // .catch(() => {
      //   loading = false;
      // });
    } else {
      console.log("error submit!!");
      return false;
    }
  });
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
  min-height: 100vh;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
